LUBBOCK, Texas (AP) — A strong cold front bringing north and west winds gusting to 60 mph churned up a dust storm that roiled through the Texas South Plains.The wall of dust darkened skies and stopped traffic, while the winds caused widespread minor damage, downed power lines and toppled trees.The National Weather Service in Lubbock reports blowing dust all Monday afternoon. Only with the arrival of the cold front just before 6 p.m. did the northerly winds of 40 mph, gusting to 60 mph, churn up a wall of dust reminiscent of Dust Bowl photos from the late 1930s.The Lubbock Avalanche-Journal ( ) reports the highest wind gust reported in the region was 71 mph in Friona, about 90 miles northwest of Lubbock.No injuries were reported.___Information from: Lubbock Avalanche-Journal,